11040121420242 has 64 divisors (see below), whose sum is σ = 23638747968000. Its totient is φ = 3426908318208.

The previous prime is 11040121420231. The next prime is 11040121420249. The reversal of 11040121420242 is 24202412104011.

It is a happy number.

11040121420242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11040121420249) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69016309 + ... + 69176087.

It is an arithmetic number, because the mean of its divisors is an integer number (369355437000).

Almost surely, 2^{11040121420242} is an apocalyptic number.

11040121420242 is an abundant number, since it is smaller than the sum of its proper divisors (12598626547758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11040121420242 is a wasteful number, since it uses less digits than its factorization.

11040121420242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170135.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 11040121420242 its reverse (24202412104011), we get a palindrome (35242533524253).

The spelling of 11040121420242 in words is "eleven trillion, forty billion, one hundred twenty-one million, four hundred twenty thousand, two hundred forty-two".